21692925

素因数分解:

$3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1439}}^1$

素因数の和:1522

約数の個数: 36

約数和(自身を含む): 39461760

約数和(自身を除く): 17768835

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 201, 225, 335, 603, 1005, 1439, 1675, 3015, 4317, 5025, 7195, 12951, 15075, 21585, 35975, 64755, 96413, 107925, 289239, 323775, 482065, 867717, 1446195, 2410325, 4338585, 7230975, 21692925]

約数ペア:

[(1, 21692925), (3, 7230975), (5, 4338585), (9, 2410325), (15, 1446195), (25, 867717), (45, 482065), (67, 323775), (75, 289239), (201, 107925), (225, 96413), (335, 64755), (603, 35975), (1005, 21585), (1439, 15075), (1675, 12951), (3015, 7195), (4317, 5025)]