21679110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3491}}^1$

素因数の和:3530

約数の個数: 64

約数和(自身を含む): 60341760

約数和(自身を除く): 38662650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 3491, 6210, 6982, 10473, 17455, 20946, 31419, 34910, 52365, 62838, 80293, 94257, 104730, 157095, 160586, 188514, 240879, 314190, 401465, 471285, 481758, 722637, 802930, 942570, 1204395, 1445274, 2167911, 2408790, 3613185, 4335822, 7226370, 10839555, 21679110]

約数ペア:

[(1, 21679110), (2, 10839555), (3, 7226370), (5, 4335822), (6, 3613185), (9, 2408790), (10, 2167911), (15, 1445274), (18, 1204395), (23, 942570), (27, 802930), (30, 722637), (45, 481758), (46, 471285), (54, 401465), (69, 314190), (90, 240879), (115, 188514), (135, 160586), (138, 157095), (207, 104730), (230, 94257), (270, 80293), (345, 62838), (414, 52365), (621, 34910), (690, 31419), (1035, 20946), (1242, 17455), (2070, 10473), (3105, 6982), (3491, 6210)]