21013056576

素因数分解:

$2^6\times 3^2\times {\mathrm{37}}^1\times {\mathrm{985973}}^1$

素因数の和:986028

約数の個数: 84

約数和(自身を含む): 61858036812

約数和(自身を除く): 40844980236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 144, 148, 192, 222, 288, 296, 333, 444, 576, 592, 666, 888, 1184, 1332, 1776, 2368, 2664, 3552, 5328, 7104, 10656, 21312, 985973, 1971946, 2957919, 3943892, 5915838, 7887784, 8873757, 11831676, 15775568, 17747514, 23663352, 31551136, 35495028, 36481001, 47326704, 63102272, 70990056, 72962002, 94653408, 109443003, 141980112, 145924004, 189306816, 218886006, 283960224, 291848008, 328329009, 437772012, 567920448, 583696016, 656658018, 875544024, 1167392032, 1313316036, 1751088048, 2334784064, 2626632072, 3502176096, 5253264144, 7004352192, 10506528288, 21013056576]

約数ペア:

[(1, 21013056576), (2, 10506528288), (3, 7004352192), (4, 5253264144), (6, 3502176096), (8, 2626632072), (9, 2334784064), (12, 1751088048), (16, 1313316036), (18, 1167392032), (24, 875544024), (32, 656658018), (36, 583696016), (37, 567920448), (48, 437772012), (64, 328329009), (72, 291848008), (74, 283960224), (96, 218886006), (111, 189306816), (144, 145924004), (148, 141980112), (192, 109443003), (222, 94653408), (288, 72962002), (296, 70990056), (333, 63102272), (444, 47326704), (576, 36481001), (592, 35495028), (666, 31551136), (888, 23663352), (1184, 17747514), (1332, 15775568), (1776, 11831676), (2368, 8873757), (2664, 7887784), (3552, 5915838), (5328, 3943892), (7104, 2957919), (10656, 1971946), (21312, 985973)]