21354624

素因数分解:

$2^7\times 3^3\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 65116800

約数和(自身を除く): 43762176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 96, 108, 111, 128, 144, 148, 167, 192, 216, 222, 288, 296, 333, 334, 384, 432, 444, 501, 576, 592, 666, 668, 864, 888, 999, 1002, 1152, 1184, 1332, 1336, 1503, 1728, 1776, 1998, 2004, 2368, 2664, 2672, 3006, 3456, 3552, 3996, 4008, 4509, 4736, 5328, 5344, 6012, 6179, 7104, 7992, 8016, 9018, 10656, 10688, 12024, 12358, 14208, 15984, 16032, 18036, 18537, 21312, 21376, 24048, 24716, 31968, 32064, 36072, 37074, 42624, 48096, 49432, 55611, 63936, 64128, 72144, 74148, 96192, 98864, 111222, 127872, 144288, 148296, 166833, 192384, 197728, 222444, 288576, 296592, 333666, 395456, 444888, 577152, 593184, 667332, 790912, 889776, 1186368, 1334664, 1779552, 2372736, 2669328, 3559104, 5338656, 7118208, 10677312, 21354624]

約数ペア:

[(1, 21354624), (2, 10677312), (3, 7118208), (4, 5338656), (6, 3559104), (8, 2669328), (9, 2372736), (12, 1779552), (16, 1334664), (18, 1186368), (24, 889776), (27, 790912), (32, 667332), (36, 593184), (37, 577152), (48, 444888), (54, 395456), (64, 333666), (72, 296592), (74, 288576), (96, 222444), (108, 197728), (111, 192384), (128, 166833), (144, 148296), (148, 144288), (167, 127872), (192, 111222), (216, 98864), (222, 96192), (288, 74148), (296, 72144), (333, 64128), (334, 63936), (384, 55611), (432, 49432), (444, 48096), (501, 42624), (576, 37074), (592, 36072), (666, 32064), (668, 31968), (864, 24716), (888, 24048), (999, 21376), (1002, 21312), (1152, 18537), (1184, 18036), (1332, 16032), (1336, 15984), (1503, 14208), (1728, 12358), (1776, 12024), (1998, 10688), (2004, 10656), (2368, 9018), (2664, 8016), (2672, 7992), (3006, 7104), (3456, 6179), (3552, 6012), (3996, 5344), (4008, 5328), (4509, 4736)]