21103068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8663}}^1$

素因数の和:8706

約数の個数: 48

約数和(自身を含む): 58222080

約数和(自身を除く): 37119012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 8663, 17326, 25989, 34652, 51978, 60641, 103956, 121282, 181923, 242564, 251227, 363846, 502454, 727692, 753681, 1004908, 1507362, 1758589, 3014724, 3517178, 5275767, 7034356, 10551534, 21103068]

約数ペア:

[(1, 21103068), (2, 10551534), (3, 7034356), (4, 5275767), (6, 3517178), (7, 3014724), (12, 1758589), (14, 1507362), (21, 1004908), (28, 753681), (29, 727692), (42, 502454), (58, 363846), (84, 251227), (87, 242564), (116, 181923), (174, 121282), (203, 103956), (348, 60641), (406, 51978), (609, 34652), (812, 25989), (1218, 17326), (2436, 8663)]