21652176

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4988

約数の個数: 80

約数和(自身を含む): 68856704

約数和(自身を除く): 47204528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4957, 9914, 14871, 19828, 29742, 34699, 39656, 59484, 64441, 69398, 79312, 104097, 118968, 128882, 138796, 193323, 208194, 237936, 257764, 277592, 386646, 416388, 451087, 515528, 555184, 773292, 832776, 902174, 1031056, 1353261, 1546584, 1665552, 1804348, 2706522, 3093168, 3608696, 5413044, 7217392, 10826088, 21652176]

約数ペア:

[(1, 21652176), (2, 10826088), (3, 7217392), (4, 5413044), (6, 3608696), (7, 3093168), (8, 2706522), (12, 1804348), (13, 1665552), (14, 1546584), (16, 1353261), (21, 1031056), (24, 902174), (26, 832776), (28, 773292), (39, 555184), (42, 515528), (48, 451087), (52, 416388), (56, 386646), (78, 277592), (84, 257764), (91, 237936), (104, 208194), (112, 193323), (156, 138796), (168, 128882), (182, 118968), (208, 104097), (273, 79312), (312, 69398), (336, 64441), (364, 59484), (546, 39656), (624, 34699), (728, 29742), (1092, 19828), (1456, 14871), (2184, 9914), (4368, 4957)]