21098208

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 59875200

約数和(自身を除く): 38776992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 43, 48, 57, 76, 86, 96, 114, 129, 152, 172, 228, 258, 269, 304, 344, 456, 516, 538, 608, 688, 807, 817, 912, 1032, 1076, 1376, 1614, 1634, 1824, 2064, 2152, 2451, 3228, 3268, 4128, 4304, 4902, 5111, 6456, 6536, 8608, 9804, 10222, 11567, 12912, 13072, 15333, 19608, 20444, 23134, 25824, 26144, 30666, 34701, 39216, 40888, 46268, 61332, 69402, 78432, 81776, 92536, 122664, 138804, 163552, 185072, 219773, 245328, 277608, 370144, 439546, 490656, 555216, 659319, 879092, 1110432, 1318638, 1758184, 2637276, 3516368, 5274552, 7032736, 10549104, 21098208]

約数ペア:

[(1, 21098208), (2, 10549104), (3, 7032736), (4, 5274552), (6, 3516368), (8, 2637276), (12, 1758184), (16, 1318638), (19, 1110432), (24, 879092), (32, 659319), (38, 555216), (43, 490656), (48, 439546), (57, 370144), (76, 277608), (86, 245328), (96, 219773), (114, 185072), (129, 163552), (152, 138804), (172, 122664), (228, 92536), (258, 81776), (269, 78432), (304, 69402), (344, 61332), (456, 46268), (516, 40888), (538, 39216), (608, 34701), (688, 30666), (807, 26144), (817, 25824), (912, 23134), (1032, 20444), (1076, 19608), (1376, 15333), (1614, 13072), (1634, 12912), (1824, 11567), (2064, 10222), (2152, 9804), (2451, 8608), (3228, 6536), (3268, 6456), (4128, 5111), (4304, 4902)]