21167690145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{12799}}^1$

素因数の和:13662

約数の個数: 64

約数和(自身を含む): 40796160000

約数和(自身を除く): 19628469855

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 829, 1995, 2487, 4145, 5803, 12435, 12799, 15751, 17409, 29015, 38397, 47253, 63995, 78755, 87045, 89593, 110257, 191985, 236265, 243181, 268779, 330771, 447965, 551285, 729543, 1215905, 1343895, 1653855, 1702267, 3647715, 5106801, 8511335, 10610371, 25534005, 31831113, 53051855, 74272597, 159155565, 201597049, 222817791, 371362985, 604791147, 1007985245, 1114088955, 1411179343, 3023955735, 4233538029, 7055896715, 21167690145]

約数ペア:

[(1, 21167690145), (3, 7055896715), (5, 4233538029), (7, 3023955735), (15, 1411179343), (19, 1114088955), (21, 1007985245), (35, 604791147), (57, 371362985), (95, 222817791), (105, 201597049), (133, 159155565), (285, 74272597), (399, 53051855), (665, 31831113), (829, 25534005), (1995, 10610371), (2487, 8511335), (4145, 5106801), (5803, 3647715), (12435, 1702267), (12799, 1653855), (15751, 1343895), (17409, 1215905), (29015, 729543), (38397, 551285), (47253, 447965), (63995, 330771), (78755, 268779), (87045, 243181), (89593, 236265), (110257, 191985)]