21290952

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{14543}}^1$

素因数の和:14613

約数の個数: 32

約数和(自身を含む): 54103680

約数和(自身を除く): 32812728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 14543, 29086, 43629, 58172, 87258, 116344, 174516, 349032, 887123, 1774246, 2661369, 3548492, 5322738, 7096984, 10645476, 21290952]

約数ペア:

[(1, 21290952), (2, 10645476), (3, 7096984), (4, 5322738), (6, 3548492), (8, 2661369), (12, 1774246), (24, 887123), (61, 349032), (122, 174516), (183, 116344), (244, 87258), (366, 58172), (488, 43629), (732, 29086), (1464, 14543)]