21986021910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1409}}^1\times {\mathrm{3191}}^1$

素因数の和:4773

約数の個数: 64

約数和(自身を含む): 53144501760

約数和(自身を除く): 31158479850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1409, 1630, 2445, 2818, 3191, 4227, 4890, 6382, 7045, 8454, 9573, 14090, 15955, 19146, 21135, 31910, 42270, 47865, 95730, 229667, 459334, 520133, 689001, 1040266, 1148335, 1378002, 1560399, 2296670, 2600665, 3120798, 3445005, 4496119, 5201330, 6890010, 7801995, 8992238, 13488357, 15603990, 22480595, 26976714, 44961190, 67441785, 134883570, 732867397, 1465734794, 2198602191, 3664336985, 4397204382, 7328673970, 10993010955, 21986021910]

約数ペア:

[(1, 21986021910), (2, 10993010955), (3, 7328673970), (5, 4397204382), (6, 3664336985), (10, 2198602191), (15, 1465734794), (30, 732867397), (163, 134883570), (326, 67441785), (489, 44961190), (815, 26976714), (978, 22480595), (1409, 15603990), (1630, 13488357), (2445, 8992238), (2818, 7801995), (3191, 6890010), (4227, 5201330), (4890, 4496119), (6382, 3445005), (7045, 3120798), (8454, 2600665), (9573, 2296670), (14090, 1560399), (15955, 1378002), (19146, 1148335), (21135, 1040266), (31910, 689001), (42270, 520133), (47865, 459334), (95730, 229667)]