21573166572

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{704177}}^1$

素因数の和:704247

約数の個数: 72

約数和(自身を含む): 58441140576

約数和(自身を除く): 36867974004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 666, 828, 851, 1332, 1702, 2553, 3404, 5106, 7659, 10212, 15318, 30636, 704177, 1408354, 2112531, 2816708, 4225062, 6337593, 8450124, 12675186, 16196071, 25350372, 26054549, 32392142, 48588213, 52109098, 64784284, 78163647, 97176426, 104218196, 145764639, 156327294, 194352852, 234490941, 291529278, 312654588, 468981882, 583058556, 599254627, 937963764, 1198509254, 1797763881, 2397018508, 3595527762, 5393291643, 7191055524, 10786583286, 21573166572]

約数ペア:

[(1, 21573166572), (2, 10786583286), (3, 7191055524), (4, 5393291643), (6, 3595527762), (9, 2397018508), (12, 1797763881), (18, 1198509254), (23, 937963764), (36, 599254627), (37, 583058556), (46, 468981882), (69, 312654588), (74, 291529278), (92, 234490941), (111, 194352852), (138, 156327294), (148, 145764639), (207, 104218196), (222, 97176426), (276, 78163647), (333, 64784284), (414, 52109098), (444, 48588213), (666, 32392142), (828, 26054549), (851, 25350372), (1332, 16196071), (1702, 12675186), (2553, 8450124), (3404, 6337593), (5106, 4225062), (7659, 2816708), (10212, 2112531), (15318, 1408354), (30636, 704177)]