21103050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{523}}^1$

素因数の和:807

約数の個数: 48

約数和(自身を含む): 52630560

約数和(自身を除く): 31527510

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 269, 523, 538, 807, 1046, 1345, 1569, 1614, 2615, 2690, 3138, 4035, 5230, 6725, 7845, 8070, 13075, 13450, 15690, 20175, 26150, 39225, 40350, 78450, 140687, 281374, 422061, 703435, 844122, 1406870, 2110305, 3517175, 4220610, 7034350, 10551525, 21103050]

約数ペア:

[(1, 21103050), (2, 10551525), (3, 7034350), (5, 4220610), (6, 3517175), (10, 2110305), (15, 1406870), (25, 844122), (30, 703435), (50, 422061), (75, 281374), (150, 140687), (269, 78450), (523, 40350), (538, 39225), (807, 26150), (1046, 20175), (1345, 15690), (1569, 13450), (1614, 13075), (2615, 8070), (2690, 7845), (3138, 6725), (4035, 5230)]