21474558

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:703

約数の個数: 80

約数和(自身を含む): 56976480

約数和(自身を除く): 35501922

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 54, 58, 63, 81, 87, 126, 162, 174, 189, 203, 261, 378, 406, 522, 567, 609, 653, 783, 1134, 1218, 1306, 1566, 1827, 1959, 2349, 3654, 3918, 4571, 4698, 5481, 5877, 9142, 10962, 11754, 13713, 16443, 17631, 18937, 27426, 32886, 35262, 37874, 41139, 52893, 56811, 82278, 105786, 113622, 123417, 132559, 170433, 246834, 265118, 340866, 370251, 397677, 511299, 740502, 795354, 1022598, 1193031, 1533897, 2386062, 3067794, 3579093, 7158186, 10737279, 21474558]

約数ペア:

[(1, 21474558), (2, 10737279), (3, 7158186), (6, 3579093), (7, 3067794), (9, 2386062), (14, 1533897), (18, 1193031), (21, 1022598), (27, 795354), (29, 740502), (42, 511299), (54, 397677), (58, 370251), (63, 340866), (81, 265118), (87, 246834), (126, 170433), (162, 132559), (174, 123417), (189, 113622), (203, 105786), (261, 82278), (378, 56811), (406, 52893), (522, 41139), (567, 37874), (609, 35262), (653, 32886), (783, 27426), (1134, 18937), (1218, 17631), (1306, 16443), (1566, 13713), (1827, 11754), (1959, 10962), (2349, 9142), (3654, 5877), (3918, 5481), (4571, 4698)]