21393696

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 60903360

約数和(自身を除く): 39509664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 37, 38, 48, 57, 74, 76, 96, 111, 114, 148, 152, 222, 228, 296, 304, 317, 444, 456, 592, 608, 634, 703, 888, 912, 951, 1184, 1268, 1406, 1776, 1824, 1902, 2109, 2536, 2812, 3552, 3804, 4218, 5072, 5624, 6023, 7608, 8436, 10144, 11248, 11729, 12046, 15216, 16872, 18069, 22496, 23458, 24092, 30432, 33744, 35187, 36138, 46916, 48184, 67488, 70374, 72276, 93832, 96368, 140748, 144552, 187664, 192736, 222851, 281496, 289104, 375328, 445702, 562992, 578208, 668553, 891404, 1125984, 1337106, 1782808, 2674212, 3565616, 5348424, 7131232, 10696848, 21393696]

約数ペア:

[(1, 21393696), (2, 10696848), (3, 7131232), (4, 5348424), (6, 3565616), (8, 2674212), (12, 1782808), (16, 1337106), (19, 1125984), (24, 891404), (32, 668553), (37, 578208), (38, 562992), (48, 445702), (57, 375328), (74, 289104), (76, 281496), (96, 222851), (111, 192736), (114, 187664), (148, 144552), (152, 140748), (222, 96368), (228, 93832), (296, 72276), (304, 70374), (317, 67488), (444, 48184), (456, 46916), (592, 36138), (608, 35187), (634, 33744), (703, 30432), (888, 24092), (912, 23458), (951, 22496), (1184, 18069), (1268, 16872), (1406, 15216), (1776, 12046), (1824, 11729), (1902, 11248), (2109, 10144), (2536, 8436), (2812, 7608), (3552, 6023), (3804, 5624), (4218, 5072)]