21227130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2711}}^1$

素因数の和:2756

約数の個数: 64

約数和(自身を含む): 58579200

約数和(自身を除く): 37352070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 2711, 3915, 5422, 7830, 8133, 13555, 16266, 24399, 27110, 40665, 48798, 73197, 78619, 81330, 121995, 146394, 157238, 235857, 243990, 365985, 393095, 471714, 707571, 731970, 786190, 1179285, 1415142, 2122713, 2358570, 3537855, 4245426, 7075710, 10613565, 21227130]

約数ペア:

[(1, 21227130), (2, 10613565), (3, 7075710), (5, 4245426), (6, 3537855), (9, 2358570), (10, 2122713), (15, 1415142), (18, 1179285), (27, 786190), (29, 731970), (30, 707571), (45, 471714), (54, 393095), (58, 365985), (87, 243990), (90, 235857), (135, 157238), (145, 146394), (174, 121995), (261, 81330), (270, 78619), (290, 73197), (435, 48798), (522, 40665), (783, 27110), (870, 24399), (1305, 16266), (1566, 13555), (2610, 8133), (2711, 7830), (3915, 5422)]