20242971

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 36324288

約数和(自身を除く): 16081317

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 287, 357, 369, 461, 697, 861, 1071, 1383, 2091, 2583, 3227, 4149, 4879, 6273, 7837, 9681, 14637, 18901, 23511, 29043, 43911, 54859, 56703, 70533, 132307, 164577, 170109, 321317, 396921, 493731, 963951, 1190763, 2249219, 2891853, 6747657, 20242971]

約数ペア:

[(1, 20242971), (3, 6747657), (7, 2891853), (9, 2249219), (17, 1190763), (21, 963951), (41, 493731), (51, 396921), (63, 321317), (119, 170109), (123, 164577), (153, 132307), (287, 70533), (357, 56703), (369, 54859), (461, 43911), (697, 29043), (861, 23511), (1071, 18901), (1383, 14637), (2091, 9681), (2583, 7837), (3227, 6273), (4149, 4879)]