21632820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 67132800

約数和(自身を除く): 45499980

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 73, 110, 132, 146, 165, 219, 220, 292, 330, 365, 438, 449, 660, 730, 803, 876, 898, 1095, 1347, 1460, 1606, 1796, 2190, 2245, 2409, 2694, 3212, 4015, 4380, 4490, 4818, 4939, 5388, 6735, 8030, 8980, 9636, 9878, 12045, 13470, 14817, 16060, 19756, 24090, 24695, 26940, 29634, 32777, 48180, 49390, 59268, 65554, 74085, 98331, 98780, 131108, 148170, 163885, 196662, 296340, 327770, 360547, 393324, 491655, 655540, 721094, 983310, 1081641, 1442188, 1802735, 1966620, 2163282, 3605470, 4326564, 5408205, 7210940, 10816410, 21632820]

約数ペア:

[(1, 21632820), (2, 10816410), (3, 7210940), (4, 5408205), (5, 4326564), (6, 3605470), (10, 2163282), (11, 1966620), (12, 1802735), (15, 1442188), (20, 1081641), (22, 983310), (30, 721094), (33, 655540), (44, 491655), (55, 393324), (60, 360547), (66, 327770), (73, 296340), (110, 196662), (132, 163885), (146, 148170), (165, 131108), (219, 98780), (220, 98331), (292, 74085), (330, 65554), (365, 59268), (438, 49390), (449, 48180), (660, 32777), (730, 29634), (803, 26940), (876, 24695), (898, 24090), (1095, 19756), (1347, 16060), (1460, 14817), (1606, 13470), (1796, 12045), (2190, 9878), (2245, 9636), (2409, 8980), (2694, 8030), (3212, 6735), (4015, 5388), (4380, 4939), (4490, 4818)]