24521973

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 15394827

約数列:

[1, 3, 7, 17, 21, 51, 119, 149, 357, 447, 461, 1043, 1383, 2533, 3129, 3227, 7599, 7837, 9681, 17731, 23511, 53193, 54859, 68689, 164577, 206067, 480823, 1167713, 1442469, 3503139, 8173991, 24521973]

約数ペア:

[(1, 24521973), (3, 8173991), (7, 3503139), (17, 1442469), (21, 1167713), (51, 480823), (119, 206067), (149, 164577), (357, 68689), (447, 54859), (461, 53193), (1043, 23511), (1383, 17731), (2533, 9681), (3129, 7837), (3227, 7599)]