21368415768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{51061}}^1$

素因数の和:51177

約数の個数: 128

約数和(自身を含む): 63529297920

約数和(自身を除く): 42160882152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 53, 56, 84, 94, 106, 141, 159, 168, 188, 212, 282, 318, 329, 371, 376, 424, 564, 636, 658, 742, 987, 1113, 1128, 1272, 1316, 1484, 1974, 2226, 2491, 2632, 2968, 3948, 4452, 4982, 7473, 7896, 8904, 9964, 14946, 17437, 19928, 29892, 34874, 51061, 52311, 59784, 69748, 102122, 104622, 139496, 153183, 204244, 209244, 306366, 357427, 408488, 418488, 612732, 714854, 1072281, 1225464, 1429708, 2144562, 2399867, 2706233, 2859416, 4289124, 4799734, 5412466, 7199601, 8118699, 8578248, 9599468, 10824932, 14399202, 16237398, 16799069, 18943631, 19198936, 21649864, 28798404, 32474796, 33598138, 37887262, 50397207, 56830893, 57596808, 64949592, 67196276, 75774524, 100794414, 113661786, 127192951, 134392552, 151549048, 201588828, 227323572, 254385902, 381578853, 403177656, 454647144, 508771804, 763157706, 890350657, 1017543608, 1526315412, 1780701314, 2671051971, 3052630824, 3561402628, 5342103942, 7122805256, 10684207884, 21368415768]

約数ペア:

[(1, 21368415768), (2, 10684207884), (3, 7122805256), (4, 5342103942), (6, 3561402628), (7, 3052630824), (8, 2671051971), (12, 1780701314), (14, 1526315412), (21, 1017543608), (24, 890350657), (28, 763157706), (42, 508771804), (47, 454647144), (53, 403177656), (56, 381578853), (84, 254385902), (94, 227323572), (106, 201588828), (141, 151549048), (159, 134392552), (168, 127192951), (188, 113661786), (212, 100794414), (282, 75774524), (318, 67196276), (329, 64949592), (371, 57596808), (376, 56830893), (424, 50397207), (564, 37887262), (636, 33598138), (658, 32474796), (742, 28798404), (987, 21649864), (1113, 19198936), (1128, 18943631), (1272, 16799069), (1316, 16237398), (1484, 14399202), (1974, 10824932), (2226, 9599468), (2491, 8578248), (2632, 8118699), (2968, 7199601), (3948, 5412466), (4452, 4799734), (4982, 4289124), (7473, 2859416), (7896, 2706233), (8904, 2399867), (9964, 2144562), (14946, 1429708), (17437, 1225464), (19928, 1072281), (29892, 714854), (34874, 612732), (51061, 418488), (52311, 408488), (59784, 357427), (69748, 306366), (102122, 209244), (104622, 204244), (139496, 153183)]