21167357946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1\times {\mathrm{12227}}^1$

素因数の和:13163

約数の個数: 64

約数和(自身を含む): 49472335872

約数和(自身を除く): 28304977926

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 877, 987, 1754, 1974, 2631, 5262, 6139, 12227, 12278, 18417, 24454, 36681, 36834, 41219, 73362, 82438, 85589, 123657, 171178, 247314, 256767, 288533, 513534, 574669, 577066, 865599, 1149338, 1724007, 1731198, 3448014, 4022683, 8045366, 10723079, 12068049, 21446158, 24136098, 32169237, 64338474, 75061553, 150123106, 225184659, 450369318, 503984713, 1007969426, 1511954139, 3023908278, 3527892991, 7055785982, 10583678973, 21167357946]

約数ペア:

[(1, 21167357946), (2, 10583678973), (3, 7055785982), (6, 3527892991), (7, 3023908278), (14, 1511954139), (21, 1007969426), (42, 503984713), (47, 450369318), (94, 225184659), (141, 150123106), (282, 75061553), (329, 64338474), (658, 32169237), (877, 24136098), (987, 21446158), (1754, 12068049), (1974, 10723079), (2631, 8045366), (5262, 4022683), (6139, 3448014), (12227, 1731198), (12278, 1724007), (18417, 1149338), (24454, 865599), (36681, 577066), (36834, 574669), (41219, 513534), (73362, 288533), (82438, 256767), (85589, 247314), (123657, 171178)]