21996050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:683

約数の個数: 48

約数和(自身を含む): 44140032

約数和(自身を除く): 22143982

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 155, 230, 310, 575, 617, 713, 775, 1150, 1234, 1426, 1550, 3085, 3565, 6170, 7130, 14191, 15425, 17825, 19127, 28382, 30850, 35650, 38254, 70955, 95635, 141910, 191270, 354775, 439921, 478175, 709550, 879842, 956350, 2199605, 4399210, 10998025, 21996050]

約数ペア:

[(1, 21996050), (2, 10998025), (5, 4399210), (10, 2199605), (23, 956350), (25, 879842), (31, 709550), (46, 478175), (50, 439921), (62, 354775), (115, 191270), (155, 141910), (230, 95635), (310, 70955), (575, 38254), (617, 35650), (713, 30850), (775, 28382), (1150, 19127), (1234, 17825), (1426, 15425), (1550, 14191), (3085, 7130), (3565, 6170)]