21418665492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{60899}}^1$

素因数の和:61045

約数の個数: 96

約数和(自身を含む): 58931712000

約数和(自身を除く): 37513046508

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 79, 84, 106, 158, 159, 212, 237, 316, 318, 371, 474, 553, 636, 742, 948, 1106, 1113, 1484, 1659, 2212, 2226, 3318, 4187, 4452, 6636, 8374, 12561, 16748, 25122, 29309, 50244, 58618, 60899, 87927, 117236, 121798, 175854, 182697, 243596, 351708, 365394, 426293, 730788, 852586, 1278879, 1705172, 2557758, 3227647, 4811021, 5115516, 6455294, 9622042, 9682941, 12910588, 14433063, 19244084, 19365882, 22593529, 28866126, 33677147, 38731764, 45187058, 57732252, 67354294, 67780587, 90374116, 101031441, 134708588, 135561174, 202062882, 254984113, 271122348, 404125764, 509968226, 764952339, 1019936452, 1529904678, 1784888791, 3059809356, 3569777582, 5354666373, 7139555164, 10709332746, 21418665492]

約数ペア:

[(1, 21418665492), (2, 10709332746), (3, 7139555164), (4, 5354666373), (6, 3569777582), (7, 3059809356), (12, 1784888791), (14, 1529904678), (21, 1019936452), (28, 764952339), (42, 509968226), (53, 404125764), (79, 271122348), (84, 254984113), (106, 202062882), (158, 135561174), (159, 134708588), (212, 101031441), (237, 90374116), (316, 67780587), (318, 67354294), (371, 57732252), (474, 45187058), (553, 38731764), (636, 33677147), (742, 28866126), (948, 22593529), (1106, 19365882), (1113, 19244084), (1484, 14433063), (1659, 12910588), (2212, 9682941), (2226, 9622042), (3318, 6455294), (4187, 5115516), (4452, 4811021), (6636, 3227647), (8374, 2557758), (12561, 1705172), (16748, 1278879), (25122, 852586), (29309, 730788), (50244, 426293), (58618, 365394), (60899, 351708), (87927, 243596), (117236, 182697), (121798, 175854)]