21501036

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9791}}^1$

素因数の和:9862

約数の個数: 36

約数和(自身を含む): 55246464

約数和(自身を除く): 33745428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9791, 19582, 29373, 39164, 58746, 88119, 117492, 176238, 352476, 597251, 1194502, 1791753, 2389004, 3583506, 5375259, 7167012, 10750518, 21501036]

約数ペア:

[(1, 21501036), (2, 10750518), (3, 7167012), (4, 5375259), (6, 3583506), (9, 2389004), (12, 1791753), (18, 1194502), (36, 597251), (61, 352476), (122, 176238), (183, 117492), (244, 88119), (366, 58746), (549, 39164), (732, 29373), (1098, 19582), (2196, 9791)]