21749071676

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:663

約数の個数: 96

約数和(自身を含む): 41494723200

約数和(自身を除く): 19745651524

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 137, 148, 149, 274, 298, 313, 548, 596, 626, 851, 1252, 1702, 3151, 3404, 3427, 5069, 5513, 6302, 6854, 7199, 10138, 11026, 11581, 12604, 13708, 14398, 20276, 20413, 22052, 23162, 28796, 40826, 42881, 46324, 46637, 81652, 85762, 93274, 116587, 126799, 171524, 186548, 233174, 253598, 266363, 466348, 469499, 507196, 532726, 755281, 938998, 986263, 1065452, 1072651, 1510562, 1586597, 1725569, 1877996, 1972526, 2145302, 3021124, 3173194, 3451138, 3945052, 4290604, 6346388, 6389269, 6902276, 12778538, 17371463, 25557076, 34742926, 36491731, 39688087, 69485852, 72983462, 79376174, 145966924, 146953187, 158752348, 236402953, 293906374, 472805906, 587812748, 945611812, 5437267919, 10874535838, 21749071676]

約数ペア:

[(1, 21749071676), (2, 10874535838), (4, 5437267919), (23, 945611812), (37, 587812748), (46, 472805906), (74, 293906374), (92, 236402953), (137, 158752348), (148, 146953187), (149, 145966924), (274, 79376174), (298, 72983462), (313, 69485852), (548, 39688087), (596, 36491731), (626, 34742926), (851, 25557076), (1252, 17371463), (1702, 12778538), (3151, 6902276), (3404, 6389269), (3427, 6346388), (5069, 4290604), (5513, 3945052), (6302, 3451138), (6854, 3173194), (7199, 3021124), (10138, 2145302), (11026, 1972526), (11581, 1877996), (12604, 1725569), (13708, 1586597), (14398, 1510562), (20276, 1072651), (20413, 1065452), (22052, 986263), (23162, 938998), (28796, 755281), (40826, 532726), (42881, 507196), (46324, 469499), (46637, 466348), (81652, 266363), (85762, 253598), (93274, 233174), (116587, 186548), (126799, 171524)]