21024710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10357}}^1$

素因数の和:10400

約数の個数: 32

約数和(自身を含む): 44746560

約数和(自身を除く): 23721850

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 10357, 20714, 51785, 72499, 103570, 144998, 300353, 362495, 600706, 724990, 1501765, 2102471, 3003530, 4204942, 10512355, 21024710]

約数ペア:

[(1, 21024710), (2, 10512355), (5, 4204942), (7, 3003530), (10, 2102471), (14, 1501765), (29, 724990), (35, 600706), (58, 362495), (70, 300353), (145, 144998), (203, 103570), (290, 72499), (406, 51785), (1015, 20714), (2030, 10357)]