21845486596

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{887}}^1$

素因数の和:1145

約数の個数: 72

約数和(自身を含む): 40738420800

約数和(自身を除く): 18892934204

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 149, 172, 298, 596, 887, 961, 1333, 1774, 1922, 2666, 3548, 3844, 4619, 5332, 6407, 9238, 12814, 18476, 25628, 27497, 38141, 41323, 54994, 76282, 82646, 109988, 132163, 143189, 152564, 165292, 198617, 264326, 286378, 397234, 528652, 572756, 794468, 852407, 1182371, 1704814, 2364742, 3409628, 4097053, 4729484, 5683009, 6157127, 8194106, 11366018, 12314254, 16388212, 22732036, 24628508, 36653501, 73307002, 127008643, 146614004, 176173279, 254017286, 352346558, 508034572, 704693116, 5461371649, 10922743298, 21845486596]

約数ペア:

[(1, 21845486596), (2, 10922743298), (4, 5461371649), (31, 704693116), (43, 508034572), (62, 352346558), (86, 254017286), (124, 176173279), (149, 146614004), (172, 127008643), (298, 73307002), (596, 36653501), (887, 24628508), (961, 22732036), (1333, 16388212), (1774, 12314254), (1922, 11366018), (2666, 8194106), (3548, 6157127), (3844, 5683009), (4619, 4729484), (5332, 4097053), (6407, 3409628), (9238, 2364742), (12814, 1704814), (18476, 1182371), (25628, 852407), (27497, 794468), (38141, 572756), (41323, 528652), (54994, 397234), (76282, 286378), (82646, 264326), (109988, 198617), (132163, 165292), (143189, 152564)]