21234570616

素因数分解:

$2^3\times 7^2\times {\mathrm{347}}^1\times {\mathrm{156109}}^1$

素因数の和:156476

約数の個数: 48

約数和(自身を含む): 46448969400

約数和(自身を除く): 25214398784

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 347, 392, 694, 1388, 2429, 2776, 4858, 9716, 17003, 19432, 34006, 68012, 136024, 156109, 312218, 624436, 1092763, 1248872, 2185526, 4371052, 7649341, 8742104, 15298682, 30597364, 54169823, 61194728, 108339646, 216679292, 379188761, 433358584, 758377522, 1516755044, 2654321327, 3033510088, 5308642654, 10617285308, 21234570616]

約数ペア:

[(1, 21234570616), (2, 10617285308), (4, 5308642654), (7, 3033510088), (8, 2654321327), (14, 1516755044), (28, 758377522), (49, 433358584), (56, 379188761), (98, 216679292), (196, 108339646), (347, 61194728), (392, 54169823), (694, 30597364), (1388, 15298682), (2429, 8742104), (2776, 7649341), (4858, 4371052), (9716, 2185526), (17003, 1248872), (19432, 1092763), (34006, 624436), (68012, 312218), (136024, 156109)]