21039945393603

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1\times {\mathrm{1223}}^1\times {\mathrm{1229}}^1$

素因数の和:3156

約数の個数: 64

約数和(自身を含む): 28747001088000

約数和(自身を除く): 7707055694397

約数列:

[1, 3, 89, 103, 267, 309, 509, 1223, 1229, 1527, 3669, 3687, 9167, 27501, 45301, 52427, 108847, 109381, 125969, 126587, 135903, 157281, 326541, 328143, 377907, 379761, 622507, 625561, 1503067, 1867521, 1876683, 4509201, 4666003, 11211241, 11266243, 13998009, 33633723, 33798729, 55403123, 55674929, 64118221, 64432783, 133772963, 154815901, 166209369, 167024787, 192354663, 193298349, 401318889, 464447703, 765061103, 2295183309, 5706521669, 5734517687, 13778615189, 17119565007, 17203553061, 41335845567, 68090438167, 78801293609, 204271314501, 236403880827, 7013315131201, 21039945393603]

約数ペア:

[(1, 21039945393603), (3, 7013315131201), (89, 236403880827), (103, 204271314501), (267, 78801293609), (309, 68090438167), (509, 41335845567), (1223, 17203553061), (1229, 17119565007), (1527, 13778615189), (3669, 5734517687), (3687, 5706521669), (9167, 2295183309), (27501, 765061103), (45301, 464447703), (52427, 401318889), (108847, 193298349), (109381, 192354663), (125969, 167024787), (126587, 166209369), (135903, 154815901), (157281, 133772963), (326541, 64432783), (328143, 64118221), (377907, 55674929), (379761, 55403123), (622507, 33798729), (625561, 33633723), (1503067, 13998009), (1867521, 11266243), (1876683, 11211241), (4509201, 4666003)]