21013643976

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{10939}}^1$

素因数の和:11139

約数の個数: 128

約数和(自身を含む): 58225305600

約数和(自身を除く): 37211661624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 131, 141, 156, 188, 262, 282, 312, 376, 393, 524, 564, 611, 786, 1048, 1128, 1222, 1572, 1703, 1833, 2444, 3144, 3406, 3666, 4888, 5109, 6157, 6812, 7332, 10218, 10939, 12314, 13624, 14664, 18471, 20436, 21878, 24628, 32817, 36942, 40872, 43756, 49256, 65634, 73884, 80041, 87512, 131268, 142207, 147768, 160082, 240123, 262536, 284414, 320164, 426621, 480246, 514133, 568828, 640328, 853242, 960492, 1028266, 1137656, 1433009, 1542399, 1706484, 1920984, 2056532, 2866018, 3084798, 3412968, 4113064, 4299027, 5732036, 6169596, 6683729, 8598054, 11464072, 12339192, 13367458, 17196108, 18629117, 20051187, 26734916, 34392216, 37258234, 40102374, 53469832, 55887351, 67351423, 74516468, 80204748, 111774702, 134702846, 149032936, 160409496, 202054269, 223549404, 269405692, 404108538, 447098808, 538811384, 808217076, 875568499, 1616434152, 1751136998, 2626705497, 3502273996, 5253410994, 7004547992, 10506821988, 21013643976]

約数ペア:

[(1, 21013643976), (2, 10506821988), (3, 7004547992), (4, 5253410994), (6, 3502273996), (8, 2626705497), (12, 1751136998), (13, 1616434152), (24, 875568499), (26, 808217076), (39, 538811384), (47, 447098808), (52, 404108538), (78, 269405692), (94, 223549404), (104, 202054269), (131, 160409496), (141, 149032936), (156, 134702846), (188, 111774702), (262, 80204748), (282, 74516468), (312, 67351423), (376, 55887351), (393, 53469832), (524, 40102374), (564, 37258234), (611, 34392216), (786, 26734916), (1048, 20051187), (1128, 18629117), (1222, 17196108), (1572, 13367458), (1703, 12339192), (1833, 11464072), (2444, 8598054), (3144, 6683729), (3406, 6169596), (3666, 5732036), (4888, 4299027), (5109, 4113064), (6157, 3412968), (6812, 3084798), (7332, 2866018), (10218, 2056532), (10939, 1920984), (12314, 1706484), (13624, 1542399), (14664, 1433009), (18471, 1137656), (20436, 1028266), (21878, 960492), (24628, 853242), (32817, 640328), (36942, 568828), (40872, 514133), (43756, 480246), (49256, 426621), (65634, 320164), (73884, 284414), (80041, 262536), (87512, 240123), (131268, 160082), (142207, 147768)]