21524040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3517}}^1$

素因数の和:3551

約数の個数: 96

約数和(自身を含む): 74089080

約数和(自身を除く): 52565040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3517, 6120, 7034, 10551, 14068, 17585, 21102, 28136, 31653, 35170, 42204, 52755, 59789, 63306, 70340, 84408, 105510, 119578, 126612, 140680, 158265, 179367, 211020, 239156, 253224, 298945, 316530, 358734, 422040, 478312, 538101, 597890, 633060, 717468, 896835, 1076202, 1195780, 1266120, 1434936, 1793670, 2152404, 2391560, 2690505, 3587340, 4304808, 5381010, 7174680, 10762020, 21524040]

約数ペア:

[(1, 21524040), (2, 10762020), (3, 7174680), (4, 5381010), (5, 4304808), (6, 3587340), (8, 2690505), (9, 2391560), (10, 2152404), (12, 1793670), (15, 1434936), (17, 1266120), (18, 1195780), (20, 1076202), (24, 896835), (30, 717468), (34, 633060), (36, 597890), (40, 538101), (45, 478312), (51, 422040), (60, 358734), (68, 316530), (72, 298945), (85, 253224), (90, 239156), (102, 211020), (120, 179367), (136, 158265), (153, 140680), (170, 126612), (180, 119578), (204, 105510), (255, 84408), (306, 70340), (340, 63306), (360, 59789), (408, 52755), (510, 42204), (612, 35170), (680, 31653), (765, 28136), (1020, 21102), (1224, 17585), (1530, 14068), (2040, 10551), (3060, 7034), (3517, 6120)]