21312072

素因数分解:

$2^3\times 3^5\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:617

約数の個数: 96

約数和(自身を含む): 63117600

約数和(自身を除く): 41805528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 243, 324, 342, 456, 486, 513, 577, 648, 684, 972, 1026, 1154, 1368, 1539, 1731, 1944, 2052, 2308, 3078, 3462, 4104, 4616, 4617, 5193, 6156, 6924, 9234, 10386, 10963, 12312, 13848, 15579, 18468, 20772, 21926, 31158, 32889, 36936, 41544, 43852, 46737, 62316, 65778, 87704, 93474, 98667, 124632, 131556, 140211, 186948, 197334, 263112, 280422, 296001, 373896, 394668, 560844, 592002, 789336, 888003, 1121688, 1184004, 1776006, 2368008, 2664009, 3552012, 5328018, 7104024, 10656036, 21312072]

約数ペア:

[(1, 21312072), (2, 10656036), (3, 7104024), (4, 5328018), (6, 3552012), (8, 2664009), (9, 2368008), (12, 1776006), (18, 1184004), (19, 1121688), (24, 888003), (27, 789336), (36, 592002), (38, 560844), (54, 394668), (57, 373896), (72, 296001), (76, 280422), (81, 263112), (108, 197334), (114, 186948), (152, 140211), (162, 131556), (171, 124632), (216, 98667), (228, 93474), (243, 87704), (324, 65778), (342, 62316), (456, 46737), (486, 43852), (513, 41544), (577, 36936), (648, 32889), (684, 31158), (972, 21926), (1026, 20772), (1154, 18468), (1368, 15579), (1539, 13848), (1731, 12312), (1944, 10963), (2052, 10386), (2308, 9234), (3078, 6924), (3462, 6156), (4104, 5193), (4616, 4617)]