21896473430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8864969}}^1$

素因数の和:8865008

約数の個数: 32

約数和(自身を含む): 44679448800

約数和(自身を除く): 22782975370

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 8864969, 17729938, 44324845, 88649690, 115244597, 168434411, 230489194, 336868822, 576222985, 842172055, 1152445970, 1684344110, 2189647343, 4379294686, 10948236715, 21896473430]

約数ペア:

[(1, 21896473430), (2, 10948236715), (5, 4379294686), (10, 2189647343), (13, 1684344110), (19, 1152445970), (26, 842172055), (38, 576222985), (65, 336868822), (95, 230489194), (130, 168434411), (190, 115244597), (247, 88649690), (494, 44324845), (1235, 17729938), (2470, 8864969)]