21935538

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2069}}^1$

素因数の和:2127

約数の個数: 48

約数和(自身を含む): 51667200

約数和(自身を除く): 29731662

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 2069, 3534, 4138, 5301, 6207, 10602, 12414, 18621, 37242, 39311, 64139, 78622, 117933, 128278, 192417, 235866, 353799, 384834, 577251, 707598, 1154502, 1218641, 2437282, 3655923, 7311846, 10967769, 21935538]

約数ペア:

[(1, 21935538), (2, 10967769), (3, 7311846), (6, 3655923), (9, 2437282), (18, 1218641), (19, 1154502), (31, 707598), (38, 577251), (57, 384834), (62, 353799), (93, 235866), (114, 192417), (171, 128278), (186, 117933), (279, 78622), (342, 64139), (558, 39311), (589, 37242), (1178, 18621), (1767, 12414), (2069, 10602), (3534, 6207), (4138, 5301)]