21575184

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 60204480

約数和(自身を除く): 38629296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 41, 48, 57, 76, 82, 114, 123, 152, 164, 228, 246, 304, 328, 456, 492, 577, 656, 779, 912, 984, 1154, 1558, 1731, 1968, 2308, 2337, 3116, 3462, 4616, 4674, 6232, 6924, 9232, 9348, 10963, 12464, 13848, 18696, 21926, 23657, 27696, 32889, 37392, 43852, 47314, 65778, 70971, 87704, 94628, 131556, 141942, 175408, 189256, 263112, 283884, 378512, 449483, 526224, 567768, 898966, 1135536, 1348449, 1797932, 2696898, 3595864, 5393796, 7191728, 10787592, 21575184]

約数ペア:

[(1, 21575184), (2, 10787592), (3, 7191728), (4, 5393796), (6, 3595864), (8, 2696898), (12, 1797932), (16, 1348449), (19, 1135536), (24, 898966), (38, 567768), (41, 526224), (48, 449483), (57, 378512), (76, 283884), (82, 263112), (114, 189256), (123, 175408), (152, 141942), (164, 131556), (228, 94628), (246, 87704), (304, 70971), (328, 65778), (456, 47314), (492, 43852), (577, 37392), (656, 32889), (779, 27696), (912, 23657), (984, 21926), (1154, 18696), (1558, 13848), (1731, 12464), (1968, 10963), (2308, 9348), (2337, 9232), (3116, 6924), (3462, 6232), (4616, 4674)]