21912150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 96

約数和(自身を含む): 62058528

約数和(自身を除く): 40146378

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 34, 39, 50, 51, 65, 75, 78, 85, 102, 130, 150, 170, 195, 221, 255, 325, 390, 425, 442, 510, 650, 661, 663, 850, 975, 1105, 1275, 1322, 1326, 1950, 1983, 2210, 2550, 3305, 3315, 3966, 5525, 6610, 6630, 8593, 9915, 11050, 11237, 16525, 16575, 17186, 19830, 22474, 25779, 33050, 33150, 33711, 42965, 49575, 51558, 56185, 67422, 85930, 99150, 112370, 128895, 146081, 168555, 214825, 257790, 280925, 292162, 337110, 429650, 438243, 561850, 644475, 730405, 842775, 876486, 1288950, 1460810, 1685550, 2191215, 3652025, 4382430, 7304050, 10956075, 21912150]

約数ペア:

[(1, 21912150), (2, 10956075), (3, 7304050), (5, 4382430), (6, 3652025), (10, 2191215), (13, 1685550), (15, 1460810), (17, 1288950), (25, 876486), (26, 842775), (30, 730405), (34, 644475), (39, 561850), (50, 438243), (51, 429650), (65, 337110), (75, 292162), (78, 280925), (85, 257790), (102, 214825), (130, 168555), (150, 146081), (170, 128895), (195, 112370), (221, 99150), (255, 85930), (325, 67422), (390, 56185), (425, 51558), (442, 49575), (510, 42965), (650, 33711), (661, 33150), (663, 33050), (850, 25779), (975, 22474), (1105, 19830), (1275, 17186), (1322, 16575), (1326, 16525), (1950, 11237), (1983, 11050), (2210, 9915), (2550, 8593), (3305, 6630), (3315, 6610), (3966, 5525)]