21152960724

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{619}}^1\times {\mathrm{653}}^1$

素因数の和:1382

約数の個数: 144

約数和(自身を含む): 58243147200

約数和(自身を除く): 37090186476

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 89, 98, 147, 178, 196, 267, 294, 356, 534, 588, 619, 623, 653, 1068, 1238, 1246, 1306, 1857, 1869, 1959, 2476, 2492, 2612, 3714, 3738, 3918, 4333, 4361, 4571, 7428, 7476, 7836, 8666, 8722, 9142, 12999, 13083, 13713, 17332, 17444, 18284, 25998, 26166, 27426, 30331, 31997, 51996, 52332, 54852, 55091, 58117, 60662, 63994, 90993, 95991, 110182, 116234, 121324, 127988, 165273, 174351, 181986, 191982, 220364, 232468, 330546, 348702, 363972, 383964, 385637, 404207, 406819, 661092, 697404, 771274, 808414, 813638, 1156911, 1212621, 1220457, 1542548, 1616828, 1627276, 2313822, 2425242, 2440914, 2699459, 2829449, 2847733, 4627644, 4850484, 4881828, 5398918, 5658898, 5695466, 8098377, 8488347, 8543199, 10797836, 11317796, 11390932, 16196754, 16976694, 17086398, 19806143, 32393508, 33953388, 34172796, 35974423, 39612286, 59418429, 71948846, 79224572, 107923269, 118836858, 143897692, 215846538, 237673716, 251820961, 431693076, 503641922, 755462883, 1007283844, 1510925766, 1762746727, 3021851532, 3525493454, 5288240181, 7050986908, 10576480362, 21152960724]

約数ペア:

[(1, 21152960724), (2, 10576480362), (3, 7050986908), (4, 5288240181), (6, 3525493454), (7, 3021851532), (12, 1762746727), (14, 1510925766), (21, 1007283844), (28, 755462883), (42, 503641922), (49, 431693076), (84, 251820961), (89, 237673716), (98, 215846538), (147, 143897692), (178, 118836858), (196, 107923269), (267, 79224572), (294, 71948846), (356, 59418429), (534, 39612286), (588, 35974423), (619, 34172796), (623, 33953388), (653, 32393508), (1068, 19806143), (1238, 17086398), (1246, 16976694), (1306, 16196754), (1857, 11390932), (1869, 11317796), (1959, 10797836), (2476, 8543199), (2492, 8488347), (2612, 8098377), (3714, 5695466), (3738, 5658898), (3918, 5398918), (4333, 4881828), (4361, 4850484), (4571, 4627644), (7428, 2847733), (7476, 2829449), (7836, 2699459), (8666, 2440914), (8722, 2425242), (9142, 2313822), (12999, 1627276), (13083, 1616828), (13713, 1542548), (17332, 1220457), (17444, 1212621), (18284, 1156911), (25998, 813638), (26166, 808414), (27426, 771274), (30331, 697404), (31997, 661092), (51996, 406819), (52332, 404207), (54852, 385637), (55091, 383964), (58117, 363972), (60662, 348702), (63994, 330546), (90993, 232468), (95991, 220364), (110182, 191982), (116234, 181986), (121324, 174351), (127988, 165273)]