21841830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:326

約数の個数: 96

約数和(自身を含む): 61158240

約数和(自身を除く): 39316410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 53, 57, 90, 95, 106, 114, 159, 171, 190, 241, 265, 285, 318, 342, 477, 482, 530, 570, 723, 795, 855, 954, 1007, 1205, 1446, 1590, 1710, 2014, 2169, 2385, 2410, 3021, 3615, 4338, 4579, 4770, 5035, 6042, 7230, 9063, 9158, 10070, 10845, 12773, 13737, 15105, 18126, 21690, 22895, 25546, 27474, 30210, 38319, 41211, 45315, 45790, 63865, 68685, 76638, 82422, 90630, 114957, 127730, 137370, 191595, 206055, 229914, 242687, 383190, 412110, 485374, 574785, 728061, 1149570, 1213435, 1456122, 2184183, 2426870, 3640305, 4368366, 7280610, 10920915, 21841830]

約数ペア:

[(1, 21841830), (2, 10920915), (3, 7280610), (5, 4368366), (6, 3640305), (9, 2426870), (10, 2184183), (15, 1456122), (18, 1213435), (19, 1149570), (30, 728061), (38, 574785), (45, 485374), (53, 412110), (57, 383190), (90, 242687), (95, 229914), (106, 206055), (114, 191595), (159, 137370), (171, 127730), (190, 114957), (241, 90630), (265, 82422), (285, 76638), (318, 68685), (342, 63865), (477, 45790), (482, 45315), (530, 41211), (570, 38319), (723, 30210), (795, 27474), (855, 25546), (954, 22895), (1007, 21690), (1205, 18126), (1446, 15105), (1590, 13737), (1710, 12773), (2014, 10845), (2169, 10070), (2385, 9158), (2410, 9063), (3021, 7230), (3615, 6042), (4338, 5035), (4579, 4770)]