21771948

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8681}}^1$

素因数の和:8718

約数の個数: 48

約数和(自身を含む): 58343040

約数和(自身を除く): 36571092

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8681, 17362, 26043, 34724, 52086, 95491, 104172, 164939, 190982, 286473, 329878, 381964, 494817, 572946, 659756, 989634, 1145892, 1814329, 1979268, 3628658, 5442987, 7257316, 10885974, 21771948]

約数ペア:

[(1, 21771948), (2, 10885974), (3, 7257316), (4, 5442987), (6, 3628658), (11, 1979268), (12, 1814329), (19, 1145892), (22, 989634), (33, 659756), (38, 572946), (44, 494817), (57, 381964), (66, 329878), (76, 286473), (114, 190982), (132, 164939), (209, 104172), (228, 95491), (418, 52086), (627, 34724), (836, 26043), (1254, 17362), (2508, 8681)]