21371569212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{607}}^1\times {\mathrm{1201}}^1$

素因数の和:2171

約数の個数: 96

約数和(自身を含む): 57295974400

約数和(自身を除く): 35924405188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 349, 607, 698, 1047, 1201, 1214, 1396, 1821, 2094, 2402, 2428, 2443, 3603, 3642, 4188, 4249, 4804, 4886, 7206, 7284, 7329, 8407, 8498, 9772, 12747, 14412, 14658, 16814, 16996, 25221, 25494, 29316, 33628, 50442, 50988, 100884, 211843, 419149, 423686, 635529, 729007, 838298, 847372, 1257447, 1271058, 1458014, 1482901, 1676596, 2187021, 2514894, 2542116, 2916028, 2934043, 2965802, 4374042, 4448703, 5029788, 5103049, 5868086, 5931604, 8748084, 8802129, 8897406, 10206098, 11736172, 15309147, 17604258, 17794812, 20412196, 30618294, 35208516, 61236588, 254423443, 508846886, 763270329, 1017693772, 1526540658, 1780964101, 3053081316, 3561928202, 5342892303, 7123856404, 10685784606, 21371569212]

約数ペア:

[(1, 21371569212), (2, 10685784606), (3, 7123856404), (4, 5342892303), (6, 3561928202), (7, 3053081316), (12, 1780964101), (14, 1526540658), (21, 1017693772), (28, 763270329), (42, 508846886), (84, 254423443), (349, 61236588), (607, 35208516), (698, 30618294), (1047, 20412196), (1201, 17794812), (1214, 17604258), (1396, 15309147), (1821, 11736172), (2094, 10206098), (2402, 8897406), (2428, 8802129), (2443, 8748084), (3603, 5931604), (3642, 5868086), (4188, 5103049), (4249, 5029788), (4804, 4448703), (4886, 4374042), (7206, 2965802), (7284, 2934043), (7329, 2916028), (8407, 2542116), (8498, 2514894), (9772, 2187021), (12747, 1676596), (14412, 1482901), (14658, 1458014), (16814, 1271058), (16996, 1257447), (25221, 847372), (25494, 838298), (29316, 729007), (33628, 635529), (50442, 423686), (50988, 419149), (100884, 211843)]