21560350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 46202400

約数和(自身を除く): 24642050

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 229, 269, 350, 458, 538, 1145, 1345, 1603, 1883, 2290, 2690, 3206, 3766, 5725, 6725, 8015, 9415, 11450, 13450, 16030, 18830, 40075, 47075, 61601, 80150, 94150, 123202, 308005, 431207, 616010, 862414, 1540025, 2156035, 3080050, 4312070, 10780175, 21560350]

約数ペア:

[(1, 21560350), (2, 10780175), (5, 4312070), (7, 3080050), (10, 2156035), (14, 1540025), (25, 862414), (35, 616010), (50, 431207), (70, 308005), (175, 123202), (229, 94150), (269, 80150), (350, 61601), (458, 47075), (538, 40075), (1145, 18830), (1345, 16030), (1603, 13450), (1883, 11450), (2290, 9415), (2690, 8015), (3206, 6725), (3766, 5725)]