21252036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2309}}^1$

素因数の和:2388

約数の個数: 48

約数和(自身を含む): 54331200

約数和(自身を除く): 33079164

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 156, 177, 236, 354, 708, 767, 1534, 2301, 2309, 3068, 4602, 4618, 6927, 9204, 9236, 13854, 27708, 30017, 60034, 90051, 120068, 136231, 180102, 272462, 360204, 408693, 544924, 817386, 1634772, 1771003, 3542006, 5313009, 7084012, 10626018, 21252036]

約数ペア:

[(1, 21252036), (2, 10626018), (3, 7084012), (4, 5313009), (6, 3542006), (12, 1771003), (13, 1634772), (26, 817386), (39, 544924), (52, 408693), (59, 360204), (78, 272462), (118, 180102), (156, 136231), (177, 120068), (236, 90051), (354, 60034), (708, 30017), (767, 27708), (1534, 13854), (2301, 9236), (2309, 9204), (3068, 6927), (4602, 4618)]