21435210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 59007312

約数和(自身を除く): 37572102

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 41, 45, 74, 82, 90, 111, 123, 157, 185, 205, 222, 246, 314, 333, 369, 370, 410, 471, 555, 615, 666, 738, 785, 942, 1110, 1230, 1413, 1517, 1570, 1665, 1845, 2355, 2826, 3034, 3330, 3690, 4551, 4710, 5809, 6437, 7065, 7585, 9102, 11618, 12874, 13653, 14130, 15170, 17427, 19311, 22755, 27306, 29045, 32185, 34854, 38622, 45510, 52281, 57933, 58090, 64370, 68265, 87135, 96555, 104562, 115866, 136530, 174270, 193110, 238169, 261405, 289665, 476338, 522810, 579330, 714507, 1190845, 1429014, 2143521, 2381690, 3572535, 4287042, 7145070, 10717605, 21435210]

約数ペア:

[(1, 21435210), (2, 10717605), (3, 7145070), (5, 4287042), (6, 3572535), (9, 2381690), (10, 2143521), (15, 1429014), (18, 1190845), (30, 714507), (37, 579330), (41, 522810), (45, 476338), (74, 289665), (82, 261405), (90, 238169), (111, 193110), (123, 174270), (157, 136530), (185, 115866), (205, 104562), (222, 96555), (246, 87135), (314, 68265), (333, 64370), (369, 58090), (370, 57933), (410, 52281), (471, 45510), (555, 38622), (615, 34854), (666, 32185), (738, 29045), (785, 27306), (942, 22755), (1110, 19311), (1230, 17427), (1413, 15170), (1517, 14130), (1570, 13653), (1665, 12874), (1845, 11618), (2355, 9102), (2826, 7585), (3034, 7065), (3330, 6437), (3690, 5809), (4551, 4710)]