21300728616

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{7995769}}^1$

素因数の和:7995818

約数の個数: 48

約数和(自身を含む): 59248655700

約数和(自身を除く): 37947927084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 7995769, 15991538, 23987307, 31983076, 47974614, 63966152, 71961921, 95949228, 143923842, 191898456, 287847684, 295843453, 575695368, 591686906, 887530359, 1183373812, 1775060718, 2366747624, 2662591077, 3550121436, 5325182154, 7100242872, 10650364308, 21300728616]

約数ペア:

[(1, 21300728616), (2, 10650364308), (3, 7100242872), (4, 5325182154), (6, 3550121436), (8, 2662591077), (9, 2366747624), (12, 1775060718), (18, 1183373812), (24, 887530359), (36, 591686906), (37, 575695368), (72, 295843453), (74, 287847684), (111, 191898456), (148, 143923842), (222, 95949228), (296, 71961921), (333, 63966152), (444, 47974614), (666, 31983076), (888, 23987307), (1332, 15991538), (2664, 7995769)]