21628110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14713}}^1$

素因数の和:14737

約数の個数: 48

約数和(自身を含む): 60386256

約数和(自身を除く): 38758146

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14713, 29426, 44139, 73565, 88278, 102991, 147130, 205982, 220695, 308973, 441390, 514955, 617946, 720937, 1029910, 1441874, 1544865, 2162811, 3089730, 3604685, 4325622, 7209370, 10814055, 21628110]

約数ペア:

[(1, 21628110), (2, 10814055), (3, 7209370), (5, 4325622), (6, 3604685), (7, 3089730), (10, 2162811), (14, 1544865), (15, 1441874), (21, 1029910), (30, 720937), (35, 617946), (42, 514955), (49, 441390), (70, 308973), (98, 220695), (105, 205982), (147, 147130), (210, 102991), (245, 88278), (294, 73565), (490, 44139), (735, 29426), (1470, 14713)]