21417368440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1004567}}^1$

素因数の和:1004632

約数の個数: 64

約数和(自身を含む): 53161738560

約数和(自身を除く): 31744370120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 10660, 21320, 1004567, 2009134, 4018268, 5022835, 8036536, 10045670, 13059371, 20091340, 26118742, 40182680, 41187247, 52237484, 65296855, 82374494, 104474968, 130593710, 164748988, 205936235, 261187420, 329497976, 411872470, 522374840, 535434211, 823744940, 1070868422, 1647489880, 2141736844, 2677171055, 4283473688, 5354342110, 10708684220, 21417368440]

約数ペア:

[(1, 21417368440), (2, 10708684220), (4, 5354342110), (5, 4283473688), (8, 2677171055), (10, 2141736844), (13, 1647489880), (20, 1070868422), (26, 823744940), (40, 535434211), (41, 522374840), (52, 411872470), (65, 329497976), (82, 261187420), (104, 205936235), (130, 164748988), (164, 130593710), (205, 104474968), (260, 82374494), (328, 65296855), (410, 52237484), (520, 41187247), (533, 40182680), (820, 26118742), (1066, 20091340), (1640, 13059371), (2132, 10045670), (2665, 8036536), (4264, 5022835), (5330, 4018268), (10660, 2009134), (21320, 1004567)]