21477078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7411}}^1$

素因数の和:7449

約数の個数: 48

約数和(自身を含む): 55501056

約数和(自身を除く): 34023978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7411, 14822, 22233, 44466, 51877, 66699, 103754, 133398, 155631, 170453, 311262, 340906, 466893, 511359, 933786, 1022718, 1193171, 1534077, 2386342, 3068154, 3579513, 7159026, 10738539, 21477078]

約数ペア:

[(1, 21477078), (2, 10738539), (3, 7159026), (6, 3579513), (7, 3068154), (9, 2386342), (14, 1534077), (18, 1193171), (21, 1022718), (23, 933786), (42, 511359), (46, 466893), (63, 340906), (69, 311262), (126, 170453), (138, 155631), (161, 133398), (207, 103754), (322, 66699), (414, 51877), (483, 44466), (966, 22233), (1449, 14822), (2898, 7411)]