21119070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 62668800

約数和(自身を除く): 41549730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 67, 70, 79, 95, 105, 114, 133, 134, 158, 190, 201, 210, 237, 266, 285, 335, 395, 399, 402, 469, 474, 553, 570, 665, 670, 790, 798, 938, 1005, 1106, 1185, 1273, 1330, 1407, 1501, 1659, 1995, 2010, 2345, 2370, 2546, 2765, 2814, 3002, 3318, 3819, 3990, 4503, 4690, 5293, 5530, 6365, 7035, 7505, 7638, 8295, 8911, 9006, 10507, 10586, 12730, 14070, 15010, 15879, 16590, 17822, 19095, 21014, 22515, 26465, 26733, 31521, 31758, 37051, 38190, 44555, 45030, 52535, 52930, 53466, 63042, 74102, 79395, 89110, 100567, 105070, 111153, 133665, 157605, 158790, 185255, 201134, 222306, 267330, 301701, 315210, 370510, 502835, 555765, 603402, 703969, 1005670, 1111530, 1407938, 1508505, 2111907, 3017010, 3519845, 4223814, 7039690, 10559535, 21119070]

約数ペア:

[(1, 21119070), (2, 10559535), (3, 7039690), (5, 4223814), (6, 3519845), (7, 3017010), (10, 2111907), (14, 1508505), (15, 1407938), (19, 1111530), (21, 1005670), (30, 703969), (35, 603402), (38, 555765), (42, 502835), (57, 370510), (67, 315210), (70, 301701), (79, 267330), (95, 222306), (105, 201134), (114, 185255), (133, 158790), (134, 157605), (158, 133665), (190, 111153), (201, 105070), (210, 100567), (237, 89110), (266, 79395), (285, 74102), (335, 63042), (395, 53466), (399, 52930), (402, 52535), (469, 45030), (474, 44555), (553, 38190), (570, 37051), (665, 31758), (670, 31521), (790, 26733), (798, 26465), (938, 22515), (1005, 21014), (1106, 19095), (1185, 17822), (1273, 16590), (1330, 15879), (1407, 15010), (1501, 14070), (1659, 12730), (1995, 10586), (2010, 10507), (2345, 9006), (2370, 8911), (2546, 8295), (2765, 7638), (2814, 7505), (3002, 7035), (3318, 6365), (3819, 5530), (3990, 5293), (4503, 4690)]