21824340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6863}}^1$

素因数の和:6928

約数の個数: 48

約数和(自身を含む): 62270208

約数和(自身を除く): 40445868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6863, 13726, 20589, 27452, 34315, 41178, 68630, 82356, 102945, 137260, 205890, 363739, 411780, 727478, 1091217, 1454956, 1818695, 2182434, 3637390, 4364868, 5456085, 7274780, 10912170, 21824340]

約数ペア:

[(1, 21824340), (2, 10912170), (3, 7274780), (4, 5456085), (5, 4364868), (6, 3637390), (10, 2182434), (12, 1818695), (15, 1454956), (20, 1091217), (30, 727478), (53, 411780), (60, 363739), (106, 205890), (159, 137260), (212, 102945), (265, 82356), (318, 68630), (530, 41178), (636, 34315), (795, 27452), (1060, 20589), (1590, 13726), (3180, 6863)]