21690714

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{683}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 44651520

約数和(自身を除く): 22960806

約数列:

[1, 2, 3, 6, 67, 79, 134, 158, 201, 237, 402, 474, 683, 1366, 2049, 4098, 5293, 10586, 15879, 31758, 45761, 53957, 91522, 107914, 137283, 161871, 274566, 323742, 3615119, 7230238, 10845357, 21690714]

約数ペア:

[(1, 21690714), (2, 10845357), (3, 7230238), (6, 3615119), (67, 323742), (79, 274566), (134, 161871), (158, 137283), (201, 107914), (237, 91522), (402, 53957), (474, 45761), (683, 31758), (1366, 15879), (2049, 10586), (4098, 5293)]