21507822

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3347}}^1$

素因数の和:3382

約数の個数: 64

約数和(自身を含む): 57853440

約数和(自身を除く): 36345618

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3213, 3347, 6426, 6694, 10041, 20082, 23429, 30123, 46858, 56899, 60246, 70287, 90369, 113798, 140574, 170697, 180738, 210861, 341394, 398293, 421722, 512091, 632583, 796586, 1024182, 1194879, 1265166, 1536273, 2389758, 3072546, 3584637, 7169274, 10753911, 21507822]

約数ペア:

[(1, 21507822), (2, 10753911), (3, 7169274), (6, 3584637), (7, 3072546), (9, 2389758), (14, 1536273), (17, 1265166), (18, 1194879), (21, 1024182), (27, 796586), (34, 632583), (42, 512091), (51, 421722), (54, 398293), (63, 341394), (102, 210861), (119, 180738), (126, 170697), (153, 140574), (189, 113798), (238, 90369), (306, 70287), (357, 60246), (378, 56899), (459, 46858), (714, 30123), (918, 23429), (1071, 20082), (2142, 10041), (3213, 6694), (3347, 6426)]