21226101220

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1301}}^1\times {\mathrm{4271}}^1$

素因数の和:5772

約数の個数: 48

約数和(自身を含む): 44853129216

約数和(自身を除く): 23627027996

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1301, 1910, 2602, 3820, 4271, 5204, 6505, 8542, 13010, 17084, 21355, 26020, 42710, 85420, 248491, 496982, 815761, 993964, 1242455, 1631522, 2484910, 3263044, 4078805, 4969820, 5556571, 8157610, 11113142, 16315220, 22226284, 27782855, 55565710, 111131420, 1061305061, 2122610122, 4245220244, 5306525305, 10613050610, 21226101220]

約数ペア:

[(1, 21226101220), (2, 10613050610), (4, 5306525305), (5, 4245220244), (10, 2122610122), (20, 1061305061), (191, 111131420), (382, 55565710), (764, 27782855), (955, 22226284), (1301, 16315220), (1910, 11113142), (2602, 8157610), (3820, 5556571), (4271, 4969820), (5204, 4078805), (6505, 3263044), (8542, 2484910), (13010, 1631522), (17084, 1242455), (21355, 993964), (26020, 815761), (42710, 496982), (85420, 248491)]