21421167228

素因数分解:

$2^2\times 3^3\times {\mathrm{191}}^1\times {\mathrm{409}}^1\times {\mathrm{2539}}^1$

素因数の和:3152

約数の個数: 96

約数和(自身を含む): 55985664000

約数和(自身を除く): 34564496772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191, 382, 409, 573, 764, 818, 1146, 1227, 1636, 1719, 2292, 2454, 2539, 3438, 3681, 4908, 5078, 5157, 6876, 7362, 7617, 10156, 10314, 11043, 14724, 15234, 20628, 22086, 22851, 30468, 44172, 45702, 68553, 78119, 91404, 137106, 156238, 234357, 274212, 312476, 468714, 484949, 703071, 937428, 969898, 1038451, 1406142, 1454847, 1939796, 2076902, 2109213, 2812284, 2909694, 3115353, 4153804, 4218426, 4364541, 5819388, 6230706, 8436852, 8729082, 9346059, 12461412, 13093623, 17458164, 18692118, 26187246, 28038177, 37384236, 52374492, 56076354, 112152708, 198344141, 396688282, 595032423, 793376564, 1190064846, 1785097269, 2380129692, 3570194538, 5355291807, 7140389076, 10710583614, 21421167228]

約数ペア:

[(1, 21421167228), (2, 10710583614), (3, 7140389076), (4, 5355291807), (6, 3570194538), (9, 2380129692), (12, 1785097269), (18, 1190064846), (27, 793376564), (36, 595032423), (54, 396688282), (108, 198344141), (191, 112152708), (382, 56076354), (409, 52374492), (573, 37384236), (764, 28038177), (818, 26187246), (1146, 18692118), (1227, 17458164), (1636, 13093623), (1719, 12461412), (2292, 9346059), (2454, 8729082), (2539, 8436852), (3438, 6230706), (3681, 5819388), (4908, 4364541), (5078, 4218426), (5157, 4153804), (6876, 3115353), (7362, 2909694), (7617, 2812284), (10156, 2109213), (10314, 2076902), (11043, 1939796), (14724, 1454847), (15234, 1406142), (20628, 1038451), (22086, 969898), (22851, 937428), (30468, 703071), (44172, 484949), (45702, 468714), (68553, 312476), (78119, 274212), (91404, 234357), (137106, 156238)]