21743463231

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{3691}}^1$

素因数の和:4217

約数の個数: 64

約数和(自身を含む): 37428019200

約数和(自身を除く): 15684555969

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 439, 497, 639, 1317, 1491, 1917, 3073, 3691, 3951, 4473, 9219, 11073, 11853, 13419, 25837, 27657, 31169, 33219, 77511, 82971, 93507, 99657, 218183, 232533, 262061, 280521, 654549, 697599, 786183, 841563, 1620349, 1834427, 1963647, 2358549, 4861047, 5503281, 5890941, 7075647, 11342443, 14583141, 16509843, 34027329, 43749423, 49529529, 102081987, 115044779, 306245961, 345134337, 805313453, 1035403011, 2415940359, 3106209033, 7247821077, 21743463231]

約数ペア:

[(1, 21743463231), (3, 7247821077), (7, 3106209033), (9, 2415940359), (21, 1035403011), (27, 805313453), (63, 345134337), (71, 306245961), (189, 115044779), (213, 102081987), (439, 49529529), (497, 43749423), (639, 34027329), (1317, 16509843), (1491, 14583141), (1917, 11342443), (3073, 7075647), (3691, 5890941), (3951, 5503281), (4473, 4861047), (9219, 2358549), (11073, 1963647), (11853, 1834427), (13419, 1620349), (25837, 841563), (27657, 786183), (31169, 697599), (33219, 654549), (77511, 280521), (82971, 262061), (93507, 232533), (99657, 218183)]