21421050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:932

約数の個数: 96

約数和(自身を含む): 63424512

約数和(自身を除く): 42003462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 50, 69, 70, 75, 105, 115, 138, 150, 161, 175, 210, 230, 322, 345, 350, 483, 525, 575, 690, 805, 887, 966, 1050, 1150, 1610, 1725, 1774, 2415, 2661, 3450, 4025, 4435, 4830, 5322, 6209, 8050, 8870, 12075, 12418, 13305, 18627, 20401, 22175, 24150, 26610, 31045, 37254, 40802, 44350, 61203, 62090, 66525, 93135, 102005, 122406, 133050, 142807, 155225, 186270, 204010, 285614, 306015, 310450, 428421, 465675, 510025, 612030, 714035, 856842, 931350, 1020050, 1428070, 1530075, 2142105, 3060150, 3570175, 4284210, 7140350, 10710525, 21421050]

約数ペア:

[(1, 21421050), (2, 10710525), (3, 7140350), (5, 4284210), (6, 3570175), (7, 3060150), (10, 2142105), (14, 1530075), (15, 1428070), (21, 1020050), (23, 931350), (25, 856842), (30, 714035), (35, 612030), (42, 510025), (46, 465675), (50, 428421), (69, 310450), (70, 306015), (75, 285614), (105, 204010), (115, 186270), (138, 155225), (150, 142807), (161, 133050), (175, 122406), (210, 102005), (230, 93135), (322, 66525), (345, 62090), (350, 61203), (483, 44350), (525, 40802), (575, 37254), (690, 31045), (805, 26610), (887, 24150), (966, 22175), (1050, 20401), (1150, 18627), (1610, 13305), (1725, 12418), (1774, 12075), (2415, 8870), (2661, 8050), (3450, 6209), (4025, 5322), (4435, 4830)]